Cold Blades Forged from Black Iron, Green Steel Swords Cleaving Through the Martial World

An assassin! A terrifying profession. Once you enter this line of work, your fate is sealed. If you want to survive, you have to keep killing until they fear you, until they dare not come near. But that will only delay your death, because sooner or later someone stronger than you will appear, and you will die by their blade. Unless you can defy fate...